2 * COPYRIGHT: See COPYING in the top level directory
3 * PROJECT: ReactOS Ancillary Function Driver DLL
5 * PURPOSE: DLL entry point
6 * PROGRAMMERS: Casper S. Hornstrup (chorns@users.sourceforge.net)
7 * Alex Ionescu (alex@relsoft.net)
9 * CSH 01/09-2000 Created
10 * Alex 16/07/2004 - Complete Rewrite
18 //DWORD DebugTraceLevel = DEBUG_ULTRA;
19 DWORD DebugTraceLevel
= 0;
23 WSPUPCALLTABLE Upcalls
;
24 LPWPUCOMPLETEOVERLAPPEDREQUEST lpWPUCompleteOverlappedRequest
;
25 PSOCKET_INFORMATION SocketListHead
= NULL
;
26 CRITICAL_SECTION SocketListLock
;
27 LIST_ENTRY SockHelpersListHead
= { NULL
, NULL
};
28 ULONG SockAsyncThreadRefCount
;
29 HANDLE SockAsyncHelperAfdHandle
;
30 HANDLE SockAsyncCompletionPort
= NULL
;
31 BOOLEAN SockAsyncSelectCalled
;
36 * FUNCTION: Creates a new socket
40 * protocol = Protocol type
41 * lpProtocolInfo = Pointer to protocol information
43 * dwFlags = Socket flags
44 * lpErrno = Address of buffer for error information
46 * Created socket, or INVALID_SOCKET if it could not be created
50 WSPSocket(int AddressFamily
,
53 LPWSAPROTOCOL_INFOW lpProtocolInfo
,
58 OBJECT_ATTRIBUTES Object
;
62 PAFD_CREATE_PACKET AfdPacket
;
64 PSOCKET_INFORMATION Socket
= NULL
;
65 PFILE_FULL_EA_INFORMATION EABuffer
= NULL
;
66 PHELPER_DATA HelperData
;
67 PVOID HelperDLLContext
;
69 UNICODE_STRING TransportName
;
70 UNICODE_STRING DevName
;
71 LARGE_INTEGER GroupData
;
74 AFD_DbgPrint(MAX_TRACE
, ("Creating Socket, getting TDI Name\n"));
75 AFD_DbgPrint(MAX_TRACE
, ("AddressFamily (%d) SocketType (%d) Protocol (%d).\n",
76 AddressFamily
, SocketType
, Protocol
));
78 /* Get Helper Data and Transport */
79 Status
= SockGetTdiName (&AddressFamily
,
90 if (Status
!= NO_ERROR
)
92 AFD_DbgPrint(MID_TRACE
,("SockGetTdiName: Status %x\n", Status
));
97 RtlInitUnicodeString(&DevName
, L
"\\Device\\Afd\\Endpoint");
100 Socket
= HeapAlloc(GlobalHeap
, 0, sizeof(*Socket
));
102 return MsafdReturnWithErrno(STATUS_INSUFFICIENT_RESOURCES
, lpErrno
, 0, NULL
);
104 RtlZeroMemory(Socket
, sizeof(*Socket
));
105 Socket
->RefCount
= 2;
107 Socket
->SharedData
.Listening
= FALSE
;
108 Socket
->SharedData
.State
= SocketOpen
;
109 Socket
->SharedData
.AddressFamily
= AddressFamily
;
110 Socket
->SharedData
.SocketType
= SocketType
;
111 Socket
->SharedData
.Protocol
= Protocol
;
112 Socket
->HelperContext
= HelperDLLContext
;
113 Socket
->HelperData
= HelperData
;
114 Socket
->HelperEvents
= HelperEvents
;
115 Socket
->LocalAddress
= &Socket
->WSLocalAddress
;
116 Socket
->SharedData
.SizeOfLocalAddress
= HelperData
->MaxWSAddressLength
;
117 Socket
->RemoteAddress
= &Socket
->WSRemoteAddress
;
118 Socket
->SharedData
.SizeOfRemoteAddress
= HelperData
->MaxWSAddressLength
;
119 Socket
->SharedData
.UseDelayedAcceptance
= HelperData
->UseDelayedAcceptance
;
120 Socket
->SharedData
.CreateFlags
= dwFlags
;
121 Socket
->SharedData
.CatalogEntryId
= lpProtocolInfo
->dwCatalogEntryId
;
122 Socket
->SharedData
.ServiceFlags1
= lpProtocolInfo
->dwServiceFlags1
;
123 Socket
->SharedData
.ProviderFlags
= lpProtocolInfo
->dwProviderFlags
;
124 Socket
->SharedData
.GroupID
= g
;
125 Socket
->SharedData
.GroupType
= 0;
126 Socket
->SharedData
.UseSAN
= FALSE
;
127 Socket
->SharedData
.NonBlocking
= FALSE
; /* Sockets start blocking */
128 Socket
->SanData
= NULL
;
130 /* Ask alex about this */
131 if( Socket
->SharedData
.SocketType
== SOCK_DGRAM
||
132 Socket
->SharedData
.SocketType
== SOCK_RAW
)
134 AFD_DbgPrint(MID_TRACE
,("Connectionless socket\n"));
135 Socket
->SharedData
.ServiceFlags1
|= XP1_CONNECTIONLESS
;
139 SizeOfPacket
= TransportName
.Length
+ sizeof(AFD_CREATE_PACKET
) + sizeof(WCHAR
);
142 SizeOfEA
= SizeOfPacket
+ sizeof(FILE_FULL_EA_INFORMATION
) + AFD_PACKET_COMMAND_LENGTH
;
144 /* Set up EA Buffer */
145 EABuffer
= HeapAlloc(GlobalHeap
, 0, SizeOfEA
);
147 return MsafdReturnWithErrno(STATUS_INSUFFICIENT_RESOURCES
, lpErrno
, 0, NULL
);
149 RtlZeroMemory(EABuffer
, SizeOfEA
);
150 EABuffer
->NextEntryOffset
= 0;
152 EABuffer
->EaNameLength
= AFD_PACKET_COMMAND_LENGTH
;
153 RtlCopyMemory (EABuffer
->EaName
,
155 AFD_PACKET_COMMAND_LENGTH
+ 1);
156 EABuffer
->EaValueLength
= SizeOfPacket
;
158 /* Set up AFD Packet */
159 AfdPacket
= (PAFD_CREATE_PACKET
)(EABuffer
->EaName
+ EABuffer
->EaNameLength
+ 1);
160 AfdPacket
->SizeOfTransportName
= TransportName
.Length
;
161 RtlCopyMemory (AfdPacket
->TransportName
,
162 TransportName
.Buffer
,
163 TransportName
.Length
+ sizeof(WCHAR
));
164 AfdPacket
->GroupID
= g
;
166 /* Set up Endpoint Flags */
167 if ((Socket
->SharedData
.ServiceFlags1
& XP1_CONNECTIONLESS
) != 0)
169 if ((SocketType
!= SOCK_DGRAM
) && (SocketType
!= SOCK_RAW
))
171 /* Only RAW or UDP can be Connectionless */
174 AfdPacket
->EndpointFlags
|= AFD_ENDPOINT_CONNECTIONLESS
;
177 if ((Socket
->SharedData
.ServiceFlags1
& XP1_MESSAGE_ORIENTED
) != 0)
179 if (SocketType
== SOCK_STREAM
)
181 if ((Socket
->SharedData
.ServiceFlags1
& XP1_PSEUDO_STREAM
) == 0)
183 /* The Provider doesn't actually support Message Oriented Streams */
187 AfdPacket
->EndpointFlags
|= AFD_ENDPOINT_MESSAGE_ORIENTED
;
190 if (SocketType
== SOCK_RAW
) AfdPacket
->EndpointFlags
|= AFD_ENDPOINT_RAW
;
192 if (dwFlags
& (WSA_FLAG_MULTIPOINT_C_ROOT
|
193 WSA_FLAG_MULTIPOINT_C_LEAF
|
194 WSA_FLAG_MULTIPOINT_D_ROOT
|
195 WSA_FLAG_MULTIPOINT_D_LEAF
))
197 if ((Socket
->SharedData
.ServiceFlags1
& XP1_SUPPORT_MULTIPOINT
) == 0)
199 /* The Provider doesn't actually support Multipoint */
202 AfdPacket
->EndpointFlags
|= AFD_ENDPOINT_MULTIPOINT
;
204 if (dwFlags
& WSA_FLAG_MULTIPOINT_C_ROOT
)
206 if (((Socket
->SharedData
.ServiceFlags1
& XP1_MULTIPOINT_CONTROL_PLANE
) == 0)
207 || ((dwFlags
& WSA_FLAG_MULTIPOINT_C_LEAF
) != 0))
209 /* The Provider doesn't support Control Planes, or you already gave a leaf */
212 AfdPacket
->EndpointFlags
|= AFD_ENDPOINT_C_ROOT
;
215 if (dwFlags
& WSA_FLAG_MULTIPOINT_D_ROOT
)
217 if (((Socket
->SharedData
.ServiceFlags1
& XP1_MULTIPOINT_DATA_PLANE
) == 0)
218 || ((dwFlags
& WSA_FLAG_MULTIPOINT_D_LEAF
) != 0))
220 /* The Provider doesn't support Data Planes, or you already gave a leaf */
223 AfdPacket
->EndpointFlags
|= AFD_ENDPOINT_D_ROOT
;
227 /* Set up Object Attributes */
228 InitializeObjectAttributes (&Object
,
230 OBJ_CASE_INSENSITIVE
| OBJ_INHERIT
,
234 /* Create the Socket as asynchronous. That means we have to block
235 ourselves after every call to NtDeviceIoControlFile. This is
236 because the kernel doesn't support overlapping synchronous I/O
237 requests (made from multiple threads) at this time (Sep 2005) */
238 Status
= NtCreateFile(&Sock
,
239 GENERIC_READ
| GENERIC_WRITE
| SYNCHRONIZE
,
244 FILE_SHARE_READ
| FILE_SHARE_WRITE
,
250 HeapFree(GlobalHeap
, 0, EABuffer
);
252 if (Status
!= STATUS_SUCCESS
)
254 AFD_DbgPrint(MIN_TRACE
, ("Failed to open socket\n"));
256 HeapFree(GlobalHeap
, 0, Socket
);
258 return MsafdReturnWithErrno(Status
, lpErrno
, 0, NULL
);
262 Socket
->Handle
= (SOCKET
)Sock
;
264 /* Save Group Info */
267 GetSocketInformation(Socket
, AFD_INFO_GROUP_ID_TYPE
, 0, &GroupData
);
268 Socket
->SharedData
.GroupID
= GroupData
.u
.LowPart
;
269 Socket
->SharedData
.GroupType
= GroupData
.u
.HighPart
;
272 /* Get Window Sizes and Save them */
273 GetSocketInformation (Socket
,
274 AFD_INFO_SEND_WINDOW_SIZE
,
275 &Socket
->SharedData
.SizeOfSendBuffer
,
278 GetSocketInformation (Socket
,
279 AFD_INFO_RECEIVE_WINDOW_SIZE
,
280 &Socket
->SharedData
.SizeOfRecvBuffer
,
283 /* Save in Process Sockets List */
284 EnterCriticalSection(&SocketListLock
);
285 Socket
->NextSocket
= SocketListHead
;
286 SocketListHead
= Socket
;
287 LeaveCriticalSection(&SocketListLock
);
289 /* Create the Socket Context */
290 CreateContext(Socket
);
293 Upcalls
.lpWPUModifyIFSHandle(1, (SOCKET
)Sock
, lpErrno
);
295 /* Return Socket Handle */
296 AFD_DbgPrint(MID_TRACE
,("Success %x\n", Sock
));
301 AFD_DbgPrint(MID_TRACE
,("Ending %x\n", Status
));
304 HeapFree(GlobalHeap
, 0, Socket
);
309 return INVALID_SOCKET
;
313 TranslateNtStatusError(NTSTATUS Status
)
317 case STATUS_CANT_WAIT
:
318 return WSAEWOULDBLOCK
;
326 case STATUS_FILE_CLOSED
:
327 case STATUS_END_OF_FILE
:
331 return WSA_IO_PENDING
;
333 case STATUS_BUFFER_TOO_SMALL
:
334 case STATUS_BUFFER_OVERFLOW
:
335 DbgPrint("MSAFD: STATUS_BUFFER_TOO_SMALL/STATUS_BUFFER_OVERFLOW\n");
338 case STATUS_NO_MEMORY
:
339 case STATUS_INSUFFICIENT_RESOURCES
:
340 DbgPrint("MSAFD: STATUS_NO_MEMORY/STATUS_INSUFFICIENT_RESOURCES\n");
343 case STATUS_INVALID_CONNECTION
:
344 DbgPrint("MSAFD: STATUS_INVALID_CONNECTION\n");
345 return WSAEAFNOSUPPORT
;
347 case STATUS_INVALID_ADDRESS
:
348 DbgPrint("MSAFD: STATUS_INVALID_ADDRESS\n");
349 return WSAEADDRNOTAVAIL
;
351 case STATUS_REMOTE_NOT_LISTENING
:
352 DbgPrint("MSAFD: STATUS_REMOTE_NOT_LISTENING\n");
353 return WSAECONNREFUSED
;
355 case STATUS_NETWORK_UNREACHABLE
:
356 DbgPrint("MSAFD: STATUS_NETWORK_UNREACHABLE\n");
357 return WSAENETUNREACH
;
359 case STATUS_INVALID_PARAMETER
:
360 DbgPrint("MSAFD: STATUS_INVALID_PARAMETER\n");
363 case STATUS_CANCELLED
:
364 DbgPrint("MSAFD: STATUS_CANCELLED\n");
365 return WSA_OPERATION_ABORTED
;
367 case STATUS_ADDRESS_ALREADY_EXISTS
:
368 DbgPrint("MSAFD: STATUS_ADDRESS_ALREADY_EXISTS\n");
369 return WSAEADDRINUSE
;
371 case STATUS_LOCAL_DISCONNECT
:
372 DbgPrint("MSAFD: STATUS_LOCAL_DISCONNECT\n");
373 return WSAECONNABORTED
;
375 case STATUS_REMOTE_DISCONNECT
:
376 DbgPrint("MSAFD: STATUS_REMOTE_DISCONNECT\n");
377 return WSAECONNRESET
;
380 DbgPrint("MSAFD: Unhandled NTSTATUS value: 0x%x\n", Status
);
386 * FUNCTION: Closes an open socket
388 * s = Socket descriptor
389 * lpErrno = Address of buffer for error information
391 * NO_ERROR, or SOCKET_ERROR if the socket could not be closed
395 WSPCloseSocket(IN SOCKET Handle
,
398 IO_STATUS_BLOCK IoStatusBlock
;
399 PSOCKET_INFORMATION Socket
= NULL
, CurrentSocket
;
402 AFD_DISCONNECT_INFO DisconnectInfo
;
403 SOCKET_STATE OldState
;
405 /* Create the Wait Event */
406 Status
= NtCreateEvent(&SockEvent
,
407 GENERIC_READ
| GENERIC_WRITE
,
412 if(!NT_SUCCESS(Status
))
415 /* Get the Socket Structure associate to this Socket*/
416 Socket
= GetSocketStructure(Handle
);
420 *lpErrno
= WSAENOTSOCK
;
424 if (Socket
->HelperEvents
& WSH_NOTIFY_CLOSE
)
426 Status
= Socket
->HelperData
->WSHNotify(Socket
->HelperContext
,
428 Socket
->TdiAddressHandle
,
429 Socket
->TdiConnectionHandle
,
434 if (lpErrno
) *lpErrno
= Status
;
440 /* If a Close is already in Process, give up */
441 if (Socket
->SharedData
.State
== SocketClosed
)
444 *lpErrno
= WSAENOTSOCK
;
448 /* Set the state to close */
449 OldState
= Socket
->SharedData
.State
;
450 Socket
->SharedData
.State
= SocketClosed
;
452 /* If SO_LINGER is ON and the Socket is connected, we need to disconnect */
453 /* FIXME: Should we do this on Datagram Sockets too? */
454 if ((OldState
== SocketConnected
) && (Socket
->SharedData
.LingerData
.l_onoff
))
457 ULONG SendsInProgress
;
460 /* We need to respect the timeout */
462 LingerWait
= Socket
->SharedData
.LingerData
.l_linger
* 1000;
464 /* Loop until no more sends are pending, within the timeout */
467 /* Find out how many Sends are in Progress */
468 if (GetSocketInformation(Socket
,
469 AFD_INFO_SENDS_IN_PROGRESS
,
473 /* Bail out if anything but NO_ERROR */
478 /* Bail out if no more sends are pending */
479 if (!SendsInProgress
)
482 * We have to execute a sleep, so it's kind of like
483 * a block. If the socket is Nonblock, we cannot
484 * go on since asyncronous operation is expected
485 * and we cannot offer it
487 if (Socket
->SharedData
.NonBlocking
)
490 Socket
->SharedData
.State
= OldState
;
491 *lpErrno
= WSAEWOULDBLOCK
;
495 /* Now we can sleep, and decrement the linger wait */
497 * FIXME: It seems Windows does some funky acceleration
498 * since the waiting seems to be longer and longer. I
499 * don't think this improves performance so much, so we
500 * wait a fixed time instead.
503 LingerWait
-= SleepWait
;
507 * We have reached the timeout or sends are over.
508 * Disconnect if the timeout has been reached.
512 DisconnectInfo
.Timeout
= RtlConvertLongToLargeInteger(0);
513 DisconnectInfo
.DisconnectType
= AFD_DISCONNECT_ABORT
;
516 Status
= NtDeviceIoControlFile((HANDLE
)Handle
,
521 IOCTL_AFD_DISCONNECT
,
523 sizeof(DisconnectInfo
),
527 /* Wait for return */
528 if (Status
== STATUS_PENDING
)
530 WaitForSingleObject(SockEvent
, INFINITE
);
531 Status
= IoStatusBlock
.Status
;
537 Socket
->HelperContext
= NULL
;
538 Socket
->SharedData
.AsyncDisabledEvents
= -1;
539 NtClose(Socket
->TdiAddressHandle
);
540 Socket
->TdiAddressHandle
= NULL
;
541 NtClose(Socket
->TdiConnectionHandle
);
542 Socket
->TdiConnectionHandle
= NULL
;
544 EnterCriticalSection(&SocketListLock
);
545 if (SocketListHead
== Socket
)
547 SocketListHead
= SocketListHead
->NextSocket
;
551 CurrentSocket
= SocketListHead
;
552 while (CurrentSocket
->NextSocket
)
554 if (CurrentSocket
->NextSocket
== Socket
)
556 CurrentSocket
->NextSocket
= CurrentSocket
->NextSocket
->NextSocket
;
560 CurrentSocket
= CurrentSocket
->NextSocket
;
563 LeaveCriticalSection(&SocketListLock
);
565 /* Close the handle */
566 NtClose((HANDLE
)Handle
);
569 HeapFree(GlobalHeap
, 0, Socket
);
570 return MsafdReturnWithErrno(Status
, lpErrno
, 0, NULL
);
575 * FUNCTION: Associates a local address with a socket
577 * s = Socket descriptor
578 * name = Pointer to local address
579 * namelen = Length of name
580 * lpErrno = Address of buffer for error information
582 * 0, or SOCKET_ERROR if the socket could not be bound
586 WSPBind(SOCKET Handle
,
587 const struct sockaddr
*SocketAddress
,
588 int SocketAddressLength
,
591 IO_STATUS_BLOCK IOSB
;
592 PAFD_BIND_DATA BindData
;
593 PSOCKET_INFORMATION Socket
= NULL
;
595 SOCKADDR_INFO SocketInfo
;
599 BindData
= HeapAlloc(GlobalHeap
, 0, 0xA + SocketAddressLength
);
602 return MsafdReturnWithErrno(STATUS_INSUFFICIENT_RESOURCES
, lpErrno
, 0, NULL
);
605 Status
= NtCreateEvent(&SockEvent
,
606 GENERIC_READ
| GENERIC_WRITE
,
611 if (!NT_SUCCESS(Status
))
613 HeapFree(GlobalHeap
, 0, BindData
);
617 /* Get the Socket Structure associate to this Socket*/
618 Socket
= GetSocketStructure(Handle
);
621 HeapFree(GlobalHeap
, 0, BindData
);
622 *lpErrno
= WSAENOTSOCK
;
626 /* Set up Address in TDI Format */
627 BindData
->Address
.TAAddressCount
= 1;
628 BindData
->Address
.Address
[0].AddressLength
= SocketAddressLength
- sizeof(SocketAddress
->sa_family
);
629 BindData
->Address
.Address
[0].AddressType
= SocketAddress
->sa_family
;
630 RtlCopyMemory (BindData
->Address
.Address
[0].Address
,
631 SocketAddress
->sa_data
,
632 SocketAddressLength
- sizeof(SocketAddress
->sa_family
));
634 /* Get Address Information */
635 Socket
->HelperData
->WSHGetSockaddrType ((PSOCKADDR
)SocketAddress
,
639 /* Set the Share Type */
640 if (Socket
->SharedData
.ExclusiveAddressUse
)
642 BindData
->ShareType
= AFD_SHARE_EXCLUSIVE
;
644 else if (SocketInfo
.EndpointInfo
== SockaddrEndpointInfoWildcard
)
646 BindData
->ShareType
= AFD_SHARE_WILDCARD
;
648 else if (Socket
->SharedData
.ReuseAddresses
)
650 BindData
->ShareType
= AFD_SHARE_REUSE
;
654 BindData
->ShareType
= AFD_SHARE_UNIQUE
;
658 Status
= NtDeviceIoControlFile((HANDLE
)Socket
->Handle
,
665 0xA + Socket
->SharedData
.SizeOfLocalAddress
, /* Can't figure out a way to calculate this in C*/
667 0xA + Socket
->SharedData
.SizeOfLocalAddress
); /* Can't figure out a way to calculate this C */
669 /* Wait for return */
670 if (Status
== STATUS_PENDING
)
672 WaitForSingleObject(SockEvent
, INFINITE
);
673 Status
= IOSB
.Status
;
676 NtClose( SockEvent
);
677 HeapFree(GlobalHeap
, 0, BindData
);
679 if (Status
!= STATUS_SUCCESS
)
680 return MsafdReturnWithErrno ( Status
, lpErrno
, 0, NULL
);
682 /* Set up Socket Data */
683 Socket
->SharedData
.State
= SocketBound
;
684 Socket
->TdiAddressHandle
= (HANDLE
)IOSB
.Information
;
686 if (Socket
->HelperEvents
& WSH_NOTIFY_BIND
)
688 Status
= Socket
->HelperData
->WSHNotify(Socket
->HelperContext
,
690 Socket
->TdiAddressHandle
,
691 Socket
->TdiConnectionHandle
,
696 if (lpErrno
) *lpErrno
= Status
;
701 return MsafdReturnWithErrno ( Status
, lpErrno
, 0, NULL
);
706 WSPListen(SOCKET Handle
,
710 IO_STATUS_BLOCK IOSB
;
711 AFD_LISTEN_DATA ListenData
;
712 PSOCKET_INFORMATION Socket
= NULL
;
716 /* Get the Socket Structure associate to this Socket*/
717 Socket
= GetSocketStructure(Handle
);
720 *lpErrno
= WSAENOTSOCK
;
724 if (Socket
->SharedData
.Listening
)
727 Status
= NtCreateEvent(&SockEvent
,
728 GENERIC_READ
| GENERIC_WRITE
,
733 if( !NT_SUCCESS(Status
) )
736 /* Set Up Listen Structure */
737 ListenData
.UseSAN
= FALSE
;
738 ListenData
.UseDelayedAcceptance
= Socket
->SharedData
.UseDelayedAcceptance
;
739 ListenData
.Backlog
= Backlog
;
742 Status
= NtDeviceIoControlFile((HANDLE
)Socket
->Handle
,
747 IOCTL_AFD_START_LISTEN
,
753 /* Wait for return */
754 if (Status
== STATUS_PENDING
)
756 WaitForSingleObject(SockEvent
, INFINITE
);
757 Status
= IOSB
.Status
;
760 NtClose( SockEvent
);
762 if (Status
!= STATUS_SUCCESS
)
763 return MsafdReturnWithErrno ( Status
, lpErrno
, 0, NULL
);
765 /* Set to Listening */
766 Socket
->SharedData
.Listening
= TRUE
;
768 if (Socket
->HelperEvents
& WSH_NOTIFY_LISTEN
)
770 Status
= Socket
->HelperData
->WSHNotify(Socket
->HelperContext
,
772 Socket
->TdiAddressHandle
,
773 Socket
->TdiConnectionHandle
,
778 if (lpErrno
) *lpErrno
= Status
;
783 return MsafdReturnWithErrno ( Status
, lpErrno
, 0, NULL
);
789 WSPSelect(IN
int nfds
,
790 IN OUT fd_set
*readfds OPTIONAL
,
791 IN OUT fd_set
*writefds OPTIONAL
,
792 IN OUT fd_set
*exceptfds OPTIONAL
,
793 IN
const struct timeval
*timeout OPTIONAL
,
796 IO_STATUS_BLOCK IOSB
;
797 PAFD_POLL_INFO PollInfo
;
799 LONG HandleCount
, OutCount
= 0;
800 ULONG PollBufferSize
;
805 LARGE_INTEGER Timeout
;
807 /* Find out how many sockets we have, and how large the buffer needs
810 HandleCount
= ( readfds
? readfds
->fd_count
: 0 ) +
811 ( writefds
? writefds
->fd_count
: 0 ) +
812 ( exceptfds
? exceptfds
->fd_count
: 0 );
814 if ( HandleCount
== 0 )
816 AFD_DbgPrint(MAX_TRACE
,("HandleCount: %d. Return SOCKET_ERROR\n",
818 if (lpErrno
) *lpErrno
= WSAEINVAL
;
822 PollBufferSize
= sizeof(*PollInfo
) + ((HandleCount
- 1) * sizeof(AFD_HANDLE
));
824 AFD_DbgPrint(MID_TRACE
,("HandleCount: %d BufferSize: %d\n",
825 HandleCount
, PollBufferSize
));
827 /* Convert Timeout to NT Format */
830 Timeout
.u
.LowPart
= -1;
831 Timeout
.u
.HighPart
= 0x7FFFFFFF;
832 AFD_DbgPrint(MAX_TRACE
,("Infinite timeout\n"));
836 Timeout
= RtlEnlargedIntegerMultiply
837 ((timeout
->tv_sec
* 1000) + (timeout
->tv_usec
/ 1000), -10000);
838 /* Negative timeouts are illegal. Since the kernel represents an
839 * incremental timeout as a negative number, we check for a positive
842 if (Timeout
.QuadPart
> 0)
844 if (lpErrno
) *lpErrno
= WSAEINVAL
;
847 AFD_DbgPrint(MAX_TRACE
,("Timeout: Orig %d.%06d kernel %d\n",
848 timeout
->tv_sec
, timeout
->tv_usec
,
852 Status
= NtCreateEvent(&SockEvent
,
853 GENERIC_READ
| GENERIC_WRITE
,
858 if( !NT_SUCCESS(Status
) )
862 PollBuffer
= HeapAlloc(GlobalHeap
, 0, PollBufferSize
);
867 *lpErrno
= WSAEFAULT
;
872 PollInfo
= (PAFD_POLL_INFO
)PollBuffer
;
874 RtlZeroMemory( PollInfo
, PollBufferSize
);
876 /* Number of handles for AFD to Check */
877 PollInfo
->Exclusive
= FALSE
;
878 PollInfo
->Timeout
= Timeout
;
880 if (readfds
!= NULL
) {
881 for (i
= 0; i
< readfds
->fd_count
; i
++, j
++)
883 PollInfo
->Handles
[j
].Handle
= readfds
->fd_array
[i
];
884 PollInfo
->Handles
[j
].Events
= AFD_EVENT_RECEIVE
|
885 AFD_EVENT_DISCONNECT
|
891 if (writefds
!= NULL
)
893 for (i
= 0; i
< writefds
->fd_count
; i
++, j
++)
895 PollInfo
->Handles
[j
].Handle
= writefds
->fd_array
[i
];
896 PollInfo
->Handles
[j
].Events
= AFD_EVENT_SEND
| AFD_EVENT_CONNECT
;
899 if (exceptfds
!= NULL
)
901 for (i
= 0; i
< exceptfds
->fd_count
; i
++, j
++)
903 PollInfo
->Handles
[j
].Handle
= exceptfds
->fd_array
[i
];
904 PollInfo
->Handles
[j
].Events
= AFD_EVENT_OOB_RECEIVE
| AFD_EVENT_CONNECT_FAIL
;
908 PollInfo
->HandleCount
= j
;
909 PollBufferSize
= FIELD_OFFSET(AFD_POLL_INFO
, Handles
) + PollInfo
->HandleCount
* sizeof(AFD_HANDLE
);
912 Status
= NtDeviceIoControlFile((HANDLE
)PollInfo
->Handles
[0].Handle
,
923 AFD_DbgPrint(MID_TRACE
,("DeviceIoControlFile => %x\n", Status
));
925 /* Wait for Completition */
926 if (Status
== STATUS_PENDING
)
928 WaitForSingleObject(SockEvent
, INFINITE
);
929 Status
= IOSB
.Status
;
932 /* Clear the Structures */
940 /* Loop through return structure */
941 HandleCount
= PollInfo
->HandleCount
;
943 /* Return in FDSET Format */
944 for (i
= 0; i
< HandleCount
; i
++)
946 HandleCounted
= FALSE
;
949 switch (PollInfo
->Handles
[i
].Events
& x
)
951 case AFD_EVENT_RECEIVE
:
952 case AFD_EVENT_DISCONNECT
:
953 case AFD_EVENT_ABORT
:
954 case AFD_EVENT_ACCEPT
:
955 case AFD_EVENT_CLOSE
:
956 AFD_DbgPrint(MID_TRACE
,("Event %x on handle %x\n",
957 PollInfo
->Handles
[i
].Events
,
958 PollInfo
->Handles
[i
].Handle
));
962 HandleCounted
= TRUE
;
965 FD_SET(PollInfo
->Handles
[i
].Handle
, readfds
);
968 case AFD_EVENT_CONNECT
:
969 AFD_DbgPrint(MID_TRACE
,("Event %x on handle %x\n",
970 PollInfo
->Handles
[i
].Events
,
971 PollInfo
->Handles
[i
].Handle
));
975 HandleCounted
= TRUE
;
978 FD_SET(PollInfo
->Handles
[i
].Handle
, writefds
);
980 case AFD_EVENT_OOB_RECEIVE
:
981 case AFD_EVENT_CONNECT_FAIL
:
982 AFD_DbgPrint(MID_TRACE
,("Event %x on handle %x\n",
983 PollInfo
->Handles
[i
].Events
,
984 PollInfo
->Handles
[i
].Handle
));
988 HandleCounted
= TRUE
;
991 FD_SET(PollInfo
->Handles
[i
].Handle
, exceptfds
);
997 HeapFree( GlobalHeap
, 0, PollBuffer
);
998 NtClose( SockEvent
);
1002 switch( IOSB
.Status
)
1004 case STATUS_SUCCESS
:
1005 case STATUS_TIMEOUT
:
1009 *lpErrno
= WSAEINVAL
;
1012 AFD_DbgPrint(MID_TRACE
,("*lpErrno = %x\n", *lpErrno
));
1015 AFD_DbgPrint(MID_TRACE
,("%d events\n", OutCount
));
1022 WSPAccept(SOCKET Handle
,
1023 struct sockaddr
*SocketAddress
,
1024 int *SocketAddressLength
,
1025 LPCONDITIONPROC lpfnCondition
,
1026 DWORD dwCallbackData
,
1029 IO_STATUS_BLOCK IOSB
;
1030 PAFD_RECEIVED_ACCEPT_DATA ListenReceiveData
;
1031 AFD_ACCEPT_DATA AcceptData
;
1032 AFD_DEFER_ACCEPT_DATA DeferData
;
1033 AFD_PENDING_ACCEPT_DATA PendingAcceptData
;
1034 PSOCKET_INFORMATION Socket
= NULL
;
1036 struct fd_set ReadSet
;
1037 struct timeval Timeout
;
1038 PVOID PendingData
= NULL
;
1039 ULONG PendingDataLength
= 0;
1040 PVOID CalleeDataBuffer
;
1041 WSABUF CallerData
, CalleeID
, CallerID
, CalleeData
;
1042 PSOCKADDR RemoteAddress
= NULL
;
1045 WSAPROTOCOL_INFOW ProtocolInfo
;
1046 SOCKET AcceptSocket
;
1047 UCHAR ReceiveBuffer
[0x1A];
1050 Status
= NtCreateEvent(&SockEvent
,
1051 GENERIC_READ
| GENERIC_WRITE
,
1056 if( !NT_SUCCESS(Status
) )
1058 MsafdReturnWithErrno( Status
, lpErrno
, 0, NULL
);
1059 return INVALID_SOCKET
;
1062 /* Dynamic Structure...ugh */
1063 ListenReceiveData
= (PAFD_RECEIVED_ACCEPT_DATA
)ReceiveBuffer
;
1065 /* Get the Socket Structure associate to this Socket*/
1066 Socket
= GetSocketStructure(Handle
);
1070 *lpErrno
= WSAENOTSOCK
;
1071 return INVALID_SOCKET
;
1074 /* If this is non-blocking, make sure there's something for us to accept */
1076 FD_SET(Socket
->Handle
, &ReadSet
);
1080 if (WSPSelect(0, &ReadSet
, NULL
, NULL
, &Timeout
, lpErrno
) == SOCKET_ERROR
)
1083 return INVALID_SOCKET
;
1086 if (ReadSet
.fd_array
[0] != Socket
->Handle
)
1089 *lpErrno
= WSAEWOULDBLOCK
;
1090 return INVALID_SOCKET
;
1094 Status
= NtDeviceIoControlFile((HANDLE
)Socket
->Handle
,
1099 IOCTL_AFD_WAIT_FOR_LISTEN
,
1103 0xA + sizeof(*ListenReceiveData
));
1105 /* Wait for return */
1106 if (Status
== STATUS_PENDING
)
1108 WaitForSingleObject(SockEvent
, INFINITE
);
1109 Status
= IOSB
.Status
;
1112 if (!NT_SUCCESS(Status
))
1114 NtClose( SockEvent
);
1115 MsafdReturnWithErrno( Status
, lpErrno
, 0, NULL
);
1116 return INVALID_SOCKET
;
1119 if (lpfnCondition
!= NULL
)
1121 if ((Socket
->SharedData
.ServiceFlags1
& XP1_CONNECT_DATA
) != 0)
1123 /* Find out how much data is pending */
1124 PendingAcceptData
.SequenceNumber
= ListenReceiveData
->SequenceNumber
;
1125 PendingAcceptData
.ReturnSize
= TRUE
;
1128 Status
= NtDeviceIoControlFile((HANDLE
)Socket
->Handle
,
1133 IOCTL_AFD_GET_PENDING_CONNECT_DATA
,
1135 sizeof(PendingAcceptData
),
1137 sizeof(PendingAcceptData
));
1139 /* Wait for return */
1140 if (Status
== STATUS_PENDING
)
1142 WaitForSingleObject(SockEvent
, INFINITE
);
1143 Status
= IOSB
.Status
;
1146 if (!NT_SUCCESS(Status
))
1148 NtClose( SockEvent
);
1149 MsafdReturnWithErrno( Status
, lpErrno
, 0, NULL
);
1150 return INVALID_SOCKET
;
1153 /* How much data to allocate */
1154 PendingDataLength
= IOSB
.Information
;
1156 if (PendingDataLength
)
1158 /* Allocate needed space */
1159 PendingData
= HeapAlloc(GlobalHeap
, 0, PendingDataLength
);
1162 MsafdReturnWithErrno( STATUS_INSUFFICIENT_RESOURCES
, lpErrno
, 0, NULL
);
1163 return INVALID_SOCKET
;
1166 /* We want the data now */
1167 PendingAcceptData
.ReturnSize
= FALSE
;
1170 Status
= NtDeviceIoControlFile((HANDLE
)Socket
->Handle
,
1175 IOCTL_AFD_GET_PENDING_CONNECT_DATA
,
1177 sizeof(PendingAcceptData
),
1181 /* Wait for return */
1182 if (Status
== STATUS_PENDING
)
1184 WaitForSingleObject(SockEvent
, INFINITE
);
1185 Status
= IOSB
.Status
;
1188 if (!NT_SUCCESS(Status
))
1190 NtClose( SockEvent
);
1191 MsafdReturnWithErrno( Status
, lpErrno
, 0, NULL
);
1192 return INVALID_SOCKET
;
1197 if ((Socket
->SharedData
.ServiceFlags1
& XP1_QOS_SUPPORTED
) != 0)
1199 /* I don't support this yet */
1202 /* Build Callee ID */
1203 CalleeID
.buf
= (PVOID
)Socket
->LocalAddress
;
1204 CalleeID
.len
= Socket
->SharedData
.SizeOfLocalAddress
;
1206 RemoteAddress
= HeapAlloc(GlobalHeap
, 0, sizeof(*RemoteAddress
));
1209 MsafdReturnWithErrno(STATUS_INSUFFICIENT_RESOURCES
, lpErrno
, 0, NULL
);
1210 return INVALID_SOCKET
;
1213 /* Set up Address in SOCKADDR Format */
1214 RtlCopyMemory (RemoteAddress
,
1215 &ListenReceiveData
->Address
.Address
[0].AddressType
,
1216 sizeof(*RemoteAddress
));
1218 /* Build Caller ID */
1219 CallerID
.buf
= (PVOID
)RemoteAddress
;
1220 CallerID
.len
= sizeof(*RemoteAddress
);
1222 /* Build Caller Data */
1223 CallerData
.buf
= PendingData
;
1224 CallerData
.len
= PendingDataLength
;
1226 /* Check if socket supports Conditional Accept */
1227 if (Socket
->SharedData
.UseDelayedAcceptance
!= 0)
1229 /* Allocate Buffer for Callee Data */
1230 CalleeDataBuffer
= HeapAlloc(GlobalHeap
, 0, 4096);
1231 if (!CalleeDataBuffer
) {
1232 MsafdReturnWithErrno( STATUS_INSUFFICIENT_RESOURCES
, lpErrno
, 0, NULL
);
1233 return INVALID_SOCKET
;
1235 CalleeData
.buf
= CalleeDataBuffer
;
1236 CalleeData
.len
= 4096;
1245 /* Call the Condition Function */
1246 CallBack
= (lpfnCondition
)(&CallerID
,
1247 CallerData
.buf
== NULL
? NULL
: &CallerData
,
1251 CalleeData
.buf
== NULL
? NULL
: &CalleeData
,
1255 if (((CallBack
== CF_ACCEPT
) && GroupID
) != 0)
1257 /* TBD: Check for Validity */
1260 if (CallBack
== CF_ACCEPT
)
1262 if ((Socket
->SharedData
.ServiceFlags1
& XP1_QOS_SUPPORTED
) != 0)
1264 /* I don't support this yet */
1268 // SockSetConnectData Sockets(SocketID), IOCTL_AFD_SET_CONNECT_DATA, CalleeData.Buffer, CalleeData.BuffSize, 0
1273 /* Callback rejected. Build Defer Structure */
1274 DeferData
.SequenceNumber
= ListenReceiveData
->SequenceNumber
;
1275 DeferData
.RejectConnection
= (CallBack
== CF_REJECT
);
1278 Status
= NtDeviceIoControlFile((HANDLE
)Socket
->Handle
,
1283 IOCTL_AFD_DEFER_ACCEPT
,
1289 /* Wait for return */
1290 if (Status
== STATUS_PENDING
)
1292 WaitForSingleObject(SockEvent
, INFINITE
);
1293 Status
= IOSB
.Status
;
1296 NtClose( SockEvent
);
1298 if (!NT_SUCCESS(Status
))
1300 MsafdReturnWithErrno( Status
, lpErrno
, 0, NULL
);
1301 return INVALID_SOCKET
;
1304 if (CallBack
== CF_REJECT
)
1306 *lpErrno
= WSAECONNREFUSED
;
1307 return INVALID_SOCKET
;
1311 *lpErrno
= WSAECONNREFUSED
;
1312 return INVALID_SOCKET
;
1317 /* Create a new Socket */
1318 ProtocolInfo
.dwCatalogEntryId
= Socket
->SharedData
.CatalogEntryId
;
1319 ProtocolInfo
.dwServiceFlags1
= Socket
->SharedData
.ServiceFlags1
;
1320 ProtocolInfo
.dwProviderFlags
= Socket
->SharedData
.ProviderFlags
;
1322 AcceptSocket
= WSPSocket (Socket
->SharedData
.AddressFamily
,
1323 Socket
->SharedData
.SocketType
,
1324 Socket
->SharedData
.Protocol
,
1327 Socket
->SharedData
.CreateFlags
,
1329 if (AcceptSocket
== INVALID_SOCKET
)
1330 return INVALID_SOCKET
;
1332 /* Set up the Accept Structure */
1333 AcceptData
.ListenHandle
= (HANDLE
)AcceptSocket
;
1334 AcceptData
.SequenceNumber
= ListenReceiveData
->SequenceNumber
;
1336 /* Send IOCTL to Accept */
1337 Status
= NtDeviceIoControlFile((HANDLE
)Socket
->Handle
,
1348 /* Wait for return */
1349 if (Status
== STATUS_PENDING
)
1351 WaitForSingleObject(SockEvent
, INFINITE
);
1352 Status
= IOSB
.Status
;
1355 if (!NT_SUCCESS(Status
))
1358 WSPCloseSocket( AcceptSocket
, lpErrno
);
1359 MsafdReturnWithErrno( Status
, lpErrno
, 0, NULL
);
1360 return INVALID_SOCKET
;
1363 /* Return Address in SOCKADDR FORMAT */
1366 RtlCopyMemory (SocketAddress
,
1367 &ListenReceiveData
->Address
.Address
[0].AddressType
,
1368 sizeof(*RemoteAddress
));
1369 if( SocketAddressLength
)
1370 *SocketAddressLength
= ListenReceiveData
->Address
.Address
[0].AddressLength
;
1373 NtClose( SockEvent
);
1375 /* Re-enable Async Event */
1376 SockReenableAsyncSelectEvent(Socket
, FD_ACCEPT
);
1378 AFD_DbgPrint(MID_TRACE
,("Socket %x\n", AcceptSocket
));
1380 if (Status
== STATUS_SUCCESS
&& (Socket
->HelperEvents
& WSH_NOTIFY_ACCEPT
))
1382 Status
= Socket
->HelperData
->WSHNotify(Socket
->HelperContext
,
1384 Socket
->TdiAddressHandle
,
1385 Socket
->TdiConnectionHandle
,
1390 if (lpErrno
) *lpErrno
= Status
;
1391 return INVALID_SOCKET
;
1398 return AcceptSocket
;
1403 WSPConnect(SOCKET Handle
,
1404 const struct sockaddr
* SocketAddress
,
1405 int SocketAddressLength
,
1406 LPWSABUF lpCallerData
,
1407 LPWSABUF lpCalleeData
,
1412 IO_STATUS_BLOCK IOSB
;
1413 PAFD_CONNECT_INFO ConnectInfo
;
1414 PSOCKET_INFORMATION Socket
= NULL
;
1416 UCHAR ConnectBuffer
[0x22];
1417 ULONG ConnectDataLength
;
1418 ULONG InConnectDataLength
;
1419 INT BindAddressLength
;
1420 PSOCKADDR BindAddress
;
1423 Status
= NtCreateEvent(&SockEvent
,
1424 GENERIC_READ
| GENERIC_WRITE
,
1429 if( !NT_SUCCESS(Status
) )
1432 AFD_DbgPrint(MID_TRACE
,("Called\n"));
1434 /* Get the Socket Structure associate to this Socket*/
1435 Socket
= GetSocketStructure(Handle
);
1439 *lpErrno
= WSAENOTSOCK
;
1440 return SOCKET_ERROR
;
1444 if (Socket
->SharedData
.State
== SocketOpen
)
1446 /* Get the Wildcard Address */
1447 BindAddressLength
= Socket
->HelperData
->MaxWSAddressLength
;
1448 BindAddress
= HeapAlloc(GetProcessHeap(), 0, BindAddressLength
);
1451 MsafdReturnWithErrno( STATUS_INSUFFICIENT_RESOURCES
, lpErrno
, 0, NULL
);
1452 return INVALID_SOCKET
;
1454 Socket
->HelperData
->WSHGetWildcardSockaddr (Socket
->HelperContext
,
1456 &BindAddressLength
);
1458 if (WSPBind(Handle
, BindAddress
, BindAddressLength
, lpErrno
) == SOCKET_ERROR
)
1459 return INVALID_SOCKET
;
1462 /* Set the Connect Data */
1463 if (lpCallerData
!= NULL
)
1465 ConnectDataLength
= lpCallerData
->len
;
1466 Status
= NtDeviceIoControlFile((HANDLE
)Handle
,
1471 IOCTL_AFD_SET_CONNECT_DATA
,
1476 /* Wait for return */
1477 if (Status
== STATUS_PENDING
)
1479 WaitForSingleObject(SockEvent
, INFINITE
);
1480 Status
= IOSB
.Status
;
1483 if (Status
!= STATUS_SUCCESS
)
1487 /* Dynamic Structure...ugh */
1488 ConnectInfo
= (PAFD_CONNECT_INFO
)ConnectBuffer
;
1490 /* Set up Address in TDI Format */
1491 ConnectInfo
->RemoteAddress
.TAAddressCount
= 1;
1492 ConnectInfo
->RemoteAddress
.Address
[0].AddressLength
= SocketAddressLength
- sizeof(SocketAddress
->sa_family
);
1493 ConnectInfo
->RemoteAddress
.Address
[0].AddressType
= SocketAddress
->sa_family
;
1494 RtlCopyMemory (ConnectInfo
->RemoteAddress
.Address
[0].Address
,
1495 SocketAddress
->sa_data
,
1496 SocketAddressLength
- sizeof(SocketAddress
->sa_family
));
1499 * Disable FD_WRITE and FD_CONNECT
1500 * The latter fixes a race condition where the FD_CONNECT is re-enabled
1501 * at the end of this function right after the Async Thread disables it.
1502 * This should only happen at the *next* WSPConnect
1504 if (Socket
->SharedData
.AsyncEvents
& FD_CONNECT
)
1506 Socket
->SharedData
.AsyncDisabledEvents
|= FD_CONNECT
| FD_WRITE
;
1509 /* Tell AFD that we want Connection Data back, have it allocate a buffer */
1510 if (lpCalleeData
!= NULL
)
1512 InConnectDataLength
= lpCalleeData
->len
;
1513 Status
= NtDeviceIoControlFile((HANDLE
)Handle
,
1518 IOCTL_AFD_SET_CONNECT_DATA_SIZE
,
1519 &InConnectDataLength
,
1520 sizeof(InConnectDataLength
),
1524 /* Wait for return */
1525 if (Status
== STATUS_PENDING
)
1527 WaitForSingleObject(SockEvent
, INFINITE
);
1528 Status
= IOSB
.Status
;
1531 if (Status
!= STATUS_SUCCESS
)
1535 /* AFD doesn't seem to care if these are invalid, but let's 0 them anyways */
1536 ConnectInfo
->Root
= 0;
1537 ConnectInfo
->UseSAN
= FALSE
;
1538 ConnectInfo
->Unknown
= 0;
1540 /* FIXME: Handle Async Connect */
1541 if (Socket
->SharedData
.NonBlocking
)
1543 AFD_DbgPrint(MIN_TRACE
, ("Async Connect UNIMPLEMENTED!\n"));
1547 Status
= NtDeviceIoControlFile((HANDLE
)Handle
,
1557 /* Wait for return */
1558 if (Status
== STATUS_PENDING
)
1560 WaitForSingleObject(SockEvent
, INFINITE
);
1561 Status
= IOSB
.Status
;
1564 if (Status
!= STATUS_SUCCESS
)
1567 Socket
->TdiConnectionHandle
= (HANDLE
)IOSB
.Information
;
1569 /* Get any pending connect data */
1570 if (lpCalleeData
!= NULL
)
1572 Status
= NtDeviceIoControlFile((HANDLE
)Handle
,
1577 IOCTL_AFD_GET_CONNECT_DATA
,
1582 /* Wait for return */
1583 if (Status
== STATUS_PENDING
)
1585 WaitForSingleObject(SockEvent
, INFINITE
);
1586 Status
= IOSB
.Status
;
1590 AFD_DbgPrint(MID_TRACE
,("Ending\n"));
1593 /* Re-enable Async Event */
1594 SockReenableAsyncSelectEvent(Socket
, FD_WRITE
);
1596 /* FIXME: THIS IS NOT RIGHT!!! HACK HACK HACK! */
1597 SockReenableAsyncSelectEvent(Socket
, FD_CONNECT
);
1599 NtClose( SockEvent
);
1601 if (Status
== STATUS_SUCCESS
&& (Socket
->HelperEvents
& WSH_NOTIFY_CONNECT
))
1603 Status
= Socket
->HelperData
->WSHNotify(Socket
->HelperContext
,
1605 Socket
->TdiAddressHandle
,
1606 Socket
->TdiConnectionHandle
,
1607 WSH_NOTIFY_CONNECT
);
1611 if (lpErrno
) *lpErrno
= Status
;
1612 return SOCKET_ERROR
;
1615 else if (Status
!= STATUS_SUCCESS
&& (Socket
->HelperEvents
& WSH_NOTIFY_CONNECT_ERROR
))
1617 Status
= Socket
->HelperData
->WSHNotify(Socket
->HelperContext
,
1619 Socket
->TdiAddressHandle
,
1620 Socket
->TdiConnectionHandle
,
1621 WSH_NOTIFY_CONNECT_ERROR
);
1625 if (lpErrno
) *lpErrno
= Status
;
1626 return SOCKET_ERROR
;
1630 return MsafdReturnWithErrno( Status
, lpErrno
, 0, NULL
);
1634 WSPShutdown(SOCKET Handle
,
1639 IO_STATUS_BLOCK IOSB
;
1640 AFD_DISCONNECT_INFO DisconnectInfo
;
1641 PSOCKET_INFORMATION Socket
= NULL
;
1645 Status
= NtCreateEvent(&SockEvent
,
1646 GENERIC_READ
| GENERIC_WRITE
,
1651 if( !NT_SUCCESS(Status
) )
1654 AFD_DbgPrint(MID_TRACE
,("Called\n"));
1656 /* Get the Socket Structure associate to this Socket*/
1657 Socket
= GetSocketStructure(Handle
);
1661 *lpErrno
= WSAENOTSOCK
;
1662 return SOCKET_ERROR
;
1665 /* Set AFD Disconnect Type */
1669 DisconnectInfo
.DisconnectType
= AFD_DISCONNECT_RECV
;
1670 Socket
->SharedData
.ReceiveShutdown
= TRUE
;
1673 DisconnectInfo
.DisconnectType
= AFD_DISCONNECT_SEND
;
1674 Socket
->SharedData
.SendShutdown
= TRUE
;
1677 DisconnectInfo
.DisconnectType
= AFD_DISCONNECT_RECV
| AFD_DISCONNECT_SEND
;
1678 Socket
->SharedData
.ReceiveShutdown
= TRUE
;
1679 Socket
->SharedData
.SendShutdown
= TRUE
;
1683 DisconnectInfo
.Timeout
= RtlConvertLongToLargeInteger(-1);
1686 Status
= NtDeviceIoControlFile((HANDLE
)Handle
,
1691 IOCTL_AFD_DISCONNECT
,
1693 sizeof(DisconnectInfo
),
1697 /* Wait for return */
1698 if (Status
== STATUS_PENDING
)
1700 WaitForSingleObject(SockEvent
, INFINITE
);
1701 Status
= IOSB
.Status
;
1704 AFD_DbgPrint(MID_TRACE
,("Ending\n"));
1706 NtClose( SockEvent
);
1708 return MsafdReturnWithErrno( Status
, lpErrno
, 0, NULL
);
1714 WSPGetSockName(IN SOCKET Handle
,
1715 OUT LPSOCKADDR Name
,
1716 IN OUT LPINT NameLength
,
1719 IO_STATUS_BLOCK IOSB
;
1720 ULONG TdiAddressSize
;
1721 PTDI_ADDRESS_INFO TdiAddress
;
1722 PTRANSPORT_ADDRESS SocketAddress
;
1723 PSOCKET_INFORMATION Socket
= NULL
;
1727 Status
= NtCreateEvent(&SockEvent
,
1728 GENERIC_READ
| GENERIC_WRITE
,
1733 if( !NT_SUCCESS(Status
) )
1734 return SOCKET_ERROR
;
1736 /* Get the Socket Structure associate to this Socket*/
1737 Socket
= GetSocketStructure(Handle
);
1741 *lpErrno
= WSAENOTSOCK
;
1742 return SOCKET_ERROR
;
1745 /* Allocate a buffer for the address */
1747 sizeof(TRANSPORT_ADDRESS
) + Socket
->SharedData
.SizeOfLocalAddress
;
1748 TdiAddress
= HeapAlloc(GlobalHeap
, 0, TdiAddressSize
);
1750 if ( TdiAddress
== NULL
)
1752 NtClose( SockEvent
);
1753 *lpErrno
= WSAENOBUFS
;
1754 return SOCKET_ERROR
;
1757 SocketAddress
= &TdiAddress
->Address
;
1760 Status
= NtDeviceIoControlFile((HANDLE
)Socket
->Handle
,
1765 IOCTL_AFD_GET_SOCK_NAME
,
1771 /* Wait for return */
1772 if (Status
== STATUS_PENDING
)
1774 WaitForSingleObject(SockEvent
, INFINITE
);
1775 Status
= IOSB
.Status
;
1778 NtClose( SockEvent
);
1780 if (NT_SUCCESS(Status
))
1782 if (*NameLength
>= SocketAddress
->Address
[0].AddressLength
)
1784 Name
->sa_family
= SocketAddress
->Address
[0].AddressType
;
1785 RtlCopyMemory (Name
->sa_data
,
1786 SocketAddress
->Address
[0].Address
,
1787 SocketAddress
->Address
[0].AddressLength
);
1788 *NameLength
= 2 + SocketAddress
->Address
[0].AddressLength
;
1789 AFD_DbgPrint (MID_TRACE
, ("NameLength %d Address: %x Port %x\n",
1790 *NameLength
, ((struct sockaddr_in
*)Name
)->sin_addr
.s_addr
,
1791 ((struct sockaddr_in
*)Name
)->sin_port
));
1792 HeapFree(GlobalHeap
, 0, TdiAddress
);
1797 HeapFree(GlobalHeap
, 0, TdiAddress
);
1798 *lpErrno
= WSAEFAULT
;
1799 return SOCKET_ERROR
;
1803 return MsafdReturnWithErrno ( Status
, lpErrno
, 0, NULL
);
1809 WSPGetPeerName(IN SOCKET s
,
1810 OUT LPSOCKADDR Name
,
1811 IN OUT LPINT NameLength
,
1814 IO_STATUS_BLOCK IOSB
;
1815 ULONG TdiAddressSize
;
1816 PTRANSPORT_ADDRESS SocketAddress
;
1817 PSOCKET_INFORMATION Socket
= NULL
;
1821 Status
= NtCreateEvent(&SockEvent
,
1822 GENERIC_READ
| GENERIC_WRITE
,
1827 if( !NT_SUCCESS(Status
) )
1828 return SOCKET_ERROR
;
1830 /* Get the Socket Structure associate to this Socket*/
1831 Socket
= GetSocketStructure(s
);
1835 *lpErrno
= WSAENOTSOCK
;
1836 return SOCKET_ERROR
;
1839 /* Allocate a buffer for the address */
1840 TdiAddressSize
= sizeof(TRANSPORT_ADDRESS
) + *NameLength
;
1841 SocketAddress
= HeapAlloc(GlobalHeap
, 0, TdiAddressSize
);
1843 if ( SocketAddress
== NULL
)
1845 NtClose( SockEvent
);
1846 *lpErrno
= WSAENOBUFS
;
1847 return SOCKET_ERROR
;
1851 Status
= NtDeviceIoControlFile((HANDLE
)Socket
->Handle
,
1856 IOCTL_AFD_GET_PEER_NAME
,
1862 /* Wait for return */
1863 if (Status
== STATUS_PENDING
)
1865 WaitForSingleObject(SockEvent
, INFINITE
);
1866 Status
= IOSB
.Status
;
1869 NtClose( SockEvent
);
1871 if (NT_SUCCESS(Status
))
1873 if (*NameLength
>= SocketAddress
->Address
[0].AddressLength
)
1875 Name
->sa_family
= SocketAddress
->Address
[0].AddressType
;
1876 RtlCopyMemory (Name
->sa_data
,
1877 SocketAddress
->Address
[0].Address
,
1878 SocketAddress
->Address
[0].AddressLength
);
1879 *NameLength
= 2 + SocketAddress
->Address
[0].AddressLength
;
1880 AFD_DbgPrint (MID_TRACE
, ("NameLength %d Address: %s Port %x\n",
1881 *NameLength
, ((struct sockaddr_in
*)Name
)->sin_addr
.s_addr
,
1882 ((struct sockaddr_in
*)Name
)->sin_port
));
1883 HeapFree(GlobalHeap
, 0, SocketAddress
);
1888 HeapFree(GlobalHeap
, 0, SocketAddress
);
1889 *lpErrno
= WSAEFAULT
;
1890 return SOCKET_ERROR
;
1894 return MsafdReturnWithErrno ( Status
, lpErrno
, 0, NULL
);
1899 WSPIoctl(IN SOCKET Handle
,
1900 IN DWORD dwIoControlCode
,
1901 IN LPVOID lpvInBuffer
,
1902 IN DWORD cbInBuffer
,
1903 OUT LPVOID lpvOutBuffer
,
1904 IN DWORD cbOutBuffer
,
1905 OUT LPDWORD lpcbBytesReturned
,
1906 IN LPWSAOVERLAPPED lpOverlapped
,
1907 IN LPWSAOVERLAPPED_COMPLETION_ROUTINE lpCompletionRoutine
,
1908 IN LPWSATHREADID lpThreadId
,
1911 PSOCKET_INFORMATION Socket
= NULL
;
1912 BOOLEAN NeedsCompletion
;
1914 /* Get the Socket Structure associate to this Socket*/
1915 Socket
= GetSocketStructure(Handle
);
1918 *lpErrno
= WSAENOTSOCK
;
1919 return SOCKET_ERROR
;
1922 *lpcbBytesReturned
= 0;
1924 switch( dwIoControlCode
)
1927 if( cbInBuffer
< sizeof(INT
) || IS_INTRESOURCE(lpvInBuffer
) )
1929 *lpErrno
= WSAEFAULT
;
1930 return SOCKET_ERROR
;
1932 Socket
->SharedData
.NonBlocking
= *((PULONG
)lpvInBuffer
) ? 1 : 0;
1933 *lpErrno
= SetSocketInformation(Socket
, AFD_INFO_BLOCKING_MODE
, (PULONG
)lpvInBuffer
, NULL
);
1934 if (*lpErrno
!= NO_ERROR
)
1935 return SOCKET_ERROR
;
1939 if( cbOutBuffer
< sizeof(INT
) || IS_INTRESOURCE(lpvOutBuffer
) )
1941 *lpErrno
= WSAEFAULT
;
1942 return SOCKET_ERROR
;
1944 *lpErrno
= GetSocketInformation(Socket
, AFD_INFO_RECEIVE_CONTENT_SIZE
, (PULONG
)lpvOutBuffer
, NULL
);
1945 if (*lpErrno
!= NO_ERROR
)
1946 return SOCKET_ERROR
;
1949 *lpcbBytesReturned
= sizeof(ULONG
);
1953 *lpErrno
= Socket
->HelperData
->WSHIoctl(Socket
->HelperContext
,
1955 Socket
->TdiAddressHandle
,
1956 Socket
->TdiConnectionHandle
,
1964 lpCompletionRoutine
,
1965 (LPBOOL
)&NeedsCompletion
);
1967 if (*lpErrno
!= NO_ERROR
)
1968 return SOCKET_ERROR
;
1977 WSPGetSockOpt(IN SOCKET Handle
,
1980 OUT CHAR FAR
* OptionValue
,
1981 IN OUT LPINT OptionLength
,
1984 PSOCKET_INFORMATION Socket
= NULL
;
1989 /* Get the Socket Structure associate to this Socket*/
1990 Socket
= GetSocketStructure(Handle
);
1993 *lpErrno
= WSAENOTSOCK
;
1994 return SOCKET_ERROR
;
1997 AFD_DbgPrint(MID_TRACE
, ("Called\n"));
2005 Buffer
= &Socket
->SharedData
.SocketType
;
2006 BufferSize
= sizeof(INT
);
2010 Buffer
= &Socket
->SharedData
.SizeOfRecvBuffer
;
2011 BufferSize
= sizeof(INT
);
2015 Buffer
= &Socket
->SharedData
.SizeOfSendBuffer
;
2016 BufferSize
= sizeof(INT
);
2020 BoolBuffer
= Socket
->SharedData
.Listening
;
2021 Buffer
= &BoolBuffer
;
2022 BufferSize
= sizeof(BOOLEAN
);
2026 BoolBuffer
= Socket
->SharedData
.Broadcast
;
2027 Buffer
= &BoolBuffer
;
2028 BufferSize
= sizeof(BOOLEAN
);
2032 BoolBuffer
= Socket
->SharedData
.Debug
;
2033 Buffer
= &BoolBuffer
;
2034 BufferSize
= sizeof(BOOLEAN
);
2037 /* case SO_CONDITIONAL_ACCEPT: */
2042 case SO_GROUP_PRIORITY
:
2045 case SO_MAX_MSG_SIZE
:
2047 case SO_PROTOCOL_INFO
:
2049 AFD_DbgPrint(MID_TRACE
, ("Unimplemented option (%x)\n",
2053 *lpErrno
= WSAEINVAL
;
2054 return SOCKET_ERROR
;
2057 if (*OptionLength
< BufferSize
)
2059 *lpErrno
= WSAEFAULT
;
2060 *OptionLength
= BufferSize
;
2061 return SOCKET_ERROR
;
2063 RtlCopyMemory(OptionValue
, Buffer
, BufferSize
);
2067 case IPPROTO_TCP
: /* FIXME */
2069 *lpErrno
= Socket
->HelperData
->WSHGetSocketInformation(Socket
->HelperContext
,
2071 Socket
->TdiAddressHandle
,
2072 Socket
->TdiConnectionHandle
,
2076 (LPINT
)OptionLength
);
2077 return (*lpErrno
== 0) ? 0 : SOCKET_ERROR
;
2087 IN CONST CHAR FAR
* optval
,
2091 PSOCKET_INFORMATION Socket
;
2093 /* Get the Socket Structure associate to this Socket*/
2094 Socket
= GetSocketStructure(s
);
2097 *lpErrno
= WSAENOTSOCK
;
2098 return SOCKET_ERROR
;
2102 /* FIXME: We should handle some more cases here */
2103 if (level
== SOL_SOCKET
)
2108 Socket
->SharedData
.Broadcast
= (*optval
!= 0) ? 1 : 0;
2114 *lpErrno
= Socket
->HelperData
->WSHSetSocketInformation(Socket
->HelperContext
,
2116 Socket
->TdiAddressHandle
,
2117 Socket
->TdiConnectionHandle
,
2122 return (*lpErrno
== 0) ? 0 : SOCKET_ERROR
;
2126 * FUNCTION: Initialize service provider for a client
2128 * wVersionRequested = Highest WinSock SPI version that the caller can use
2129 * lpWSPData = Address of WSPDATA structure to initialize
2130 * lpProtocolInfo = Pointer to structure that defines the desired protocol
2131 * UpcallTable = Pointer to upcall table of the WinSock DLL
2132 * lpProcTable = Address of procedure table to initialize
2134 * Status of operation
2138 WSPStartup(IN WORD wVersionRequested
,
2139 OUT LPWSPDATA lpWSPData
,
2140 IN LPWSAPROTOCOL_INFOW lpProtocolInfo
,
2141 IN WSPUPCALLTABLE UpcallTable
,
2142 OUT LPWSPPROC_TABLE lpProcTable
)
2147 AFD_DbgPrint(MAX_TRACE
, ("wVersionRequested (0x%X) \n", wVersionRequested
));
2149 Upcalls
= UpcallTable
;
2151 if (Status
== NO_ERROR
)
2153 lpProcTable
->lpWSPAccept
= WSPAccept
;
2154 lpProcTable
->lpWSPAddressToString
= WSPAddressToString
;
2155 lpProcTable
->lpWSPAsyncSelect
= WSPAsyncSelect
;
2156 lpProcTable
->lpWSPBind
= WSPBind
;
2157 lpProcTable
->lpWSPCancelBlockingCall
= WSPCancelBlockingCall
;
2158 lpProcTable
->lpWSPCleanup
= WSPCleanup
;
2159 lpProcTable
->lpWSPCloseSocket
= WSPCloseSocket
;
2160 lpProcTable
->lpWSPConnect
= WSPConnect
;
2161 lpProcTable
->lpWSPDuplicateSocket
= WSPDuplicateSocket
;
2162 lpProcTable
->lpWSPEnumNetworkEvents
= WSPEnumNetworkEvents
;
2163 lpProcTable
->lpWSPEventSelect
= WSPEventSelect
;
2164 lpProcTable
->lpWSPGetOverlappedResult
= WSPGetOverlappedResult
;
2165 lpProcTable
->lpWSPGetPeerName
= WSPGetPeerName
;
2166 lpProcTable
->lpWSPGetSockName
= WSPGetSockName
;
2167 lpProcTable
->lpWSPGetSockOpt
= WSPGetSockOpt
;
2168 lpProcTable
->lpWSPGetQOSByName
= WSPGetQOSByName
;
2169 lpProcTable
->lpWSPIoctl
= WSPIoctl
;
2170 lpProcTable
->lpWSPJoinLeaf
= WSPJoinLeaf
;
2171 lpProcTable
->lpWSPListen
= WSPListen
;
2172 lpProcTable
->lpWSPRecv
= WSPRecv
;
2173 lpProcTable
->lpWSPRecvDisconnect
= WSPRecvDisconnect
;
2174 lpProcTable
->lpWSPRecvFrom
= WSPRecvFrom
;
2175 lpProcTable
->lpWSPSelect
= WSPSelect
;
2176 lpProcTable
->lpWSPSend
= WSPSend
;
2177 lpProcTable
->lpWSPSendDisconnect
= WSPSendDisconnect
;
2178 lpProcTable
->lpWSPSendTo
= WSPSendTo
;
2179 lpProcTable
->lpWSPSetSockOpt
= WSPSetSockOpt
;
2180 lpProcTable
->lpWSPShutdown
= WSPShutdown
;
2181 lpProcTable
->lpWSPSocket
= WSPSocket
;
2182 lpProcTable
->lpWSPStringToAddress
= WSPStringToAddress
;
2183 lpWSPData
->wVersion
= MAKEWORD(2, 2);
2184 lpWSPData
->wHighVersion
= MAKEWORD(2, 2);
2187 AFD_DbgPrint(MAX_TRACE
, ("Status (%d).\n", Status
));
2194 * FUNCTION: Cleans up service provider for a client
2196 * lpErrno = Address of buffer for error information
2198 * 0 if successful, or SOCKET_ERROR if not
2202 WSPCleanup(OUT LPINT lpErrno
)
2205 AFD_DbgPrint(MAX_TRACE
, ("\n"));
2206 AFD_DbgPrint(MAX_TRACE
, ("Leaving.\n"));
2207 *lpErrno
= NO_ERROR
;
2215 GetSocketInformation(PSOCKET_INFORMATION Socket
,
2216 ULONG AfdInformationClass
,
2217 PULONG Ulong OPTIONAL
,
2218 PLARGE_INTEGER LargeInteger OPTIONAL
)
2220 IO_STATUS_BLOCK IOSB
;
2225 Status
= NtCreateEvent(&SockEvent
,
2226 GENERIC_READ
| GENERIC_WRITE
,
2231 if( !NT_SUCCESS(Status
) )
2234 /* Set Info Class */
2235 InfoData
.InformationClass
= AfdInformationClass
;
2238 Status
= NtDeviceIoControlFile((HANDLE
)Socket
->Handle
,
2249 /* Wait for return */
2250 if (Status
== STATUS_PENDING
)
2252 WaitForSingleObject(SockEvent
, INFINITE
);
2253 Status
= IOSB
.Status
;
2256 if (Status
!= STATUS_SUCCESS
)
2259 /* Return Information */
2262 *Ulong
= InfoData
.Information
.Ulong
;
2264 if (LargeInteger
!= NULL
)
2266 *LargeInteger
= InfoData
.Information
.LargeInteger
;
2269 NtClose( SockEvent
);
2277 SetSocketInformation(PSOCKET_INFORMATION Socket
,
2278 ULONG AfdInformationClass
,
2279 PULONG Ulong OPTIONAL
,
2280 PLARGE_INTEGER LargeInteger OPTIONAL
)
2282 IO_STATUS_BLOCK IOSB
;
2287 Status
= NtCreateEvent(&SockEvent
,
2288 GENERIC_READ
| GENERIC_WRITE
,
2293 if( !NT_SUCCESS(Status
) )
2296 /* Set Info Class */
2297 InfoData
.InformationClass
= AfdInformationClass
;
2299 /* Set Information */
2302 InfoData
.Information
.Ulong
= *Ulong
;
2304 if (LargeInteger
!= NULL
)
2306 InfoData
.Information
.LargeInteger
= *LargeInteger
;
2309 AFD_DbgPrint(MID_TRACE
,("XXX Info %x (Data %x)\n",
2310 AfdInformationClass
, *Ulong
));
2313 Status
= NtDeviceIoControlFile((HANDLE
)Socket
->Handle
,
2324 /* Wait for return */
2325 if (Status
== STATUS_PENDING
)
2327 WaitForSingleObject(SockEvent
, INFINITE
);
2328 Status
= IOSB
.Status
;
2331 NtClose( SockEvent
);
2333 return Status
== STATUS_SUCCESS
? 0 : -1;
2338 GetSocketStructure(SOCKET Handle
)
2340 PSOCKET_INFORMATION CurrentSocket
;
2342 EnterCriticalSection(&SocketListLock
);
2344 CurrentSocket
= SocketListHead
;
2345 while (CurrentSocket
)
2347 if (CurrentSocket
->Handle
== Handle
)
2349 LeaveCriticalSection(&SocketListLock
);
2350 return CurrentSocket
;
2353 CurrentSocket
= CurrentSocket
->NextSocket
;
2356 LeaveCriticalSection(&SocketListLock
);
2361 int CreateContext(PSOCKET_INFORMATION Socket
)
2363 IO_STATUS_BLOCK IOSB
;
2364 SOCKET_CONTEXT ContextData
;
2368 Status
= NtCreateEvent(&SockEvent
,
2369 GENERIC_READ
| GENERIC_WRITE
,
2374 if( !NT_SUCCESS(Status
) )
2377 /* Create Context */
2378 ContextData
.SharedData
= Socket
->SharedData
;
2379 ContextData
.SizeOfHelperData
= 0;
2380 RtlCopyMemory (&ContextData
.LocalAddress
,
2381 Socket
->LocalAddress
,
2382 Socket
->SharedData
.SizeOfLocalAddress
);
2383 RtlCopyMemory (&ContextData
.RemoteAddress
,
2384 Socket
->RemoteAddress
,
2385 Socket
->SharedData
.SizeOfRemoteAddress
);
2388 Status
= NtDeviceIoControlFile((HANDLE
)Socket
->Handle
,
2393 IOCTL_AFD_SET_CONTEXT
,
2395 sizeof(ContextData
),
2399 /* Wait for Completition */
2400 if (Status
== STATUS_PENDING
)
2402 WaitForSingleObject(SockEvent
, INFINITE
);
2403 Status
= IOSB
.Status
;
2406 NtClose( SockEvent
);
2408 return Status
== STATUS_SUCCESS
? 0 : -1;
2411 BOOLEAN
SockCreateOrReferenceAsyncThread(VOID
)
2413 HANDLE hAsyncThread
;
2414 DWORD AsyncThreadId
;
2416 OBJECT_HANDLE_ATTRIBUTE_INFORMATION HandleFlags
;
2419 /* Check if the Thread Already Exists */
2420 if (SockAsyncThreadRefCount
)
2422 ASSERT(SockAsyncCompletionPort
);
2426 /* Create the Completion Port */
2427 if (!SockAsyncCompletionPort
)
2429 Status
= NtCreateIoCompletion(&SockAsyncCompletionPort
,
2430 IO_COMPLETION_ALL_ACCESS
,
2432 2); // Allow 2 threads only
2433 if (!NT_SUCCESS(Status
))
2435 AFD_DbgPrint(MID_TRACE
,("Failed to create completion port\n"));
2438 /* Protect Handle */
2439 HandleFlags
.ProtectFromClose
= TRUE
;
2440 HandleFlags
.Inherit
= FALSE
;
2441 Status
= NtSetInformationObject(SockAsyncCompletionPort
,
2442 ObjectHandleFlagInformation
,
2444 sizeof(HandleFlags
));
2447 /* Create the Async Event */
2448 Status
= NtCreateEvent(&AsyncEvent
,
2454 /* Create the Async Thread */
2455 hAsyncThread
= CreateThread(NULL
,
2457 (LPTHREAD_START_ROUTINE
)SockAsyncThread
,
2462 /* Close the Handle */
2463 NtClose(hAsyncThread
);
2465 /* Increase the Reference Count */
2466 SockAsyncThreadRefCount
++;
2470 int SockAsyncThread(PVOID ThreadParam
)
2473 PASYNC_COMPLETION_ROUTINE AsyncCompletionRoutine
;
2474 IO_STATUS_BLOCK IOSB
;
2477 /* Make the Thread Higher Priority */
2478 SetThreadPriority(GetCurrentThread(), THREAD_PRIORITY_ABOVE_NORMAL
);
2480 /* Do a KQUEUE/WorkItem Style Loop, thanks to IoCompletion Ports */
2483 Status
= NtRemoveIoCompletion (SockAsyncCompletionPort
,
2484 (PVOID
*)&AsyncCompletionRoutine
,
2488 /* Call the Async Function */
2489 if (NT_SUCCESS(Status
))
2491 (*AsyncCompletionRoutine
)(AsyncContext
, &IOSB
);
2495 /* It Failed, sleep for a second */
2498 } while ((Status
!= STATUS_TIMEOUT
));
2500 /* The Thread has Ended */
2504 BOOLEAN
SockGetAsyncSelectHelperAfdHandle(VOID
)
2506 UNICODE_STRING AfdHelper
;
2507 OBJECT_ATTRIBUTES ObjectAttributes
;
2508 IO_STATUS_BLOCK IoSb
;
2510 FILE_COMPLETION_INFORMATION CompletionInfo
;
2511 OBJECT_HANDLE_ATTRIBUTE_INFORMATION HandleFlags
;
2513 /* First, make sure we're not already intialized */
2514 if (SockAsyncHelperAfdHandle
)
2519 /* Set up Handle Name and Object */
2520 RtlInitUnicodeString(&AfdHelper
, L
"\\Device\\Afd\\AsyncSelectHlp" );
2521 InitializeObjectAttributes(&ObjectAttributes
,
2523 OBJ_INHERIT
| OBJ_CASE_INSENSITIVE
,
2527 /* Open the Handle to AFD */
2528 Status
= NtCreateFile(&SockAsyncHelperAfdHandle
,
2529 GENERIC_READ
| GENERIC_WRITE
| SYNCHRONIZE
,
2534 FILE_SHARE_READ
| FILE_SHARE_WRITE
,
2541 * Now Set up the Completion Port Information
2542 * This means that whenever a Poll is finished, the routine will be executed
2544 CompletionInfo
.Port
= SockAsyncCompletionPort
;
2545 CompletionInfo
.Key
= SockAsyncSelectCompletionRoutine
;
2546 Status
= NtSetInformationFile(SockAsyncHelperAfdHandle
,
2549 sizeof(CompletionInfo
),
2550 FileCompletionInformation
);
2553 /* Protect the Handle */
2554 HandleFlags
.ProtectFromClose
= TRUE
;
2555 HandleFlags
.Inherit
= FALSE
;
2556 Status
= NtSetInformationObject(SockAsyncCompletionPort
,
2557 ObjectHandleFlagInformation
,
2559 sizeof(HandleFlags
));
2562 /* Set this variable to true so that Send/Recv/Accept will know wether to renable disabled events */
2563 SockAsyncSelectCalled
= TRUE
;
2567 VOID
SockAsyncSelectCompletionRoutine(PVOID Context
, PIO_STATUS_BLOCK IoStatusBlock
)
2570 PASYNC_DATA AsyncData
= Context
;
2571 PSOCKET_INFORMATION Socket
;
2574 /* Get the Socket */
2575 Socket
= AsyncData
->ParentSocket
;
2577 /* Check if the Sequence Number Changed behind our back */
2578 if (AsyncData
->SequenceNumber
!= Socket
->SharedData
.SequenceNumber
)
2583 /* Check we were manually called b/c of a failure */
2584 if (!NT_SUCCESS(IoStatusBlock
->Status
))
2586 /* FIXME: Perform Upcall */
2590 for (x
= 1; x
; x
<<=1)
2592 switch (AsyncData
->AsyncSelectInfo
.Handles
[0].Events
& x
)
2594 case AFD_EVENT_RECEIVE
:
2595 if (0 != (Socket
->SharedData
.AsyncEvents
& FD_READ
) &&
2596 0 == (Socket
->SharedData
.AsyncDisabledEvents
& FD_READ
))
2598 /* Make the Notifcation */
2599 (Upcalls
.lpWPUPostMessage
)(Socket
->SharedData
.hWnd
,
2600 Socket
->SharedData
.wMsg
,
2602 WSAMAKESELECTREPLY(FD_READ
, 0));
2603 /* Disable this event until the next read(); */
2604 Socket
->SharedData
.AsyncDisabledEvents
|= FD_READ
;
2608 case AFD_EVENT_OOB_RECEIVE
:
2609 if (0 != (Socket
->SharedData
.AsyncEvents
& FD_OOB
) &&
2610 0 == (Socket
->SharedData
.AsyncDisabledEvents
& FD_OOB
))
2612 /* Make the Notifcation */
2613 (Upcalls
.lpWPUPostMessage
)(Socket
->SharedData
.hWnd
,
2614 Socket
->SharedData
.wMsg
,
2616 WSAMAKESELECTREPLY(FD_OOB
, 0));
2617 /* Disable this event until the next read(); */
2618 Socket
->SharedData
.AsyncDisabledEvents
|= FD_OOB
;
2622 case AFD_EVENT_SEND
:
2623 if (0 != (Socket
->SharedData
.AsyncEvents
& FD_WRITE
) &&
2624 0 == (Socket
->SharedData
.AsyncDisabledEvents
& FD_WRITE
))
2626 /* Make the Notifcation */
2627 (Upcalls
.lpWPUPostMessage
)(Socket
->SharedData
.hWnd
,
2628 Socket
->SharedData
.wMsg
,
2630 WSAMAKESELECTREPLY(FD_WRITE
, 0));
2631 /* Disable this event until the next write(); */
2632 Socket
->SharedData
.AsyncDisabledEvents
|= FD_WRITE
;
2636 /* FIXME: THIS IS NOT RIGHT!!! HACK HACK HACK! */
2637 case AFD_EVENT_CONNECT
:
2638 case AFD_EVENT_CONNECT_FAIL
:
2639 if (0 != (Socket
->SharedData
.AsyncEvents
& FD_CONNECT
) &&
2640 0 == (Socket
->SharedData
.AsyncDisabledEvents
& FD_CONNECT
))
2642 /* Make the Notifcation */
2643 (Upcalls
.lpWPUPostMessage
)(Socket
->SharedData
.hWnd
,
2644 Socket
->SharedData
.wMsg
,
2646 WSAMAKESELECTREPLY(FD_CONNECT
, 0));
2647 /* Disable this event forever; */
2648 Socket
->SharedData
.AsyncDisabledEvents
|= FD_CONNECT
;
2652 case AFD_EVENT_ACCEPT
:
2653 if (0 != (Socket
->SharedData
.AsyncEvents
& FD_ACCEPT
) &&
2654 0 == (Socket
->SharedData
.AsyncDisabledEvents
& FD_ACCEPT
))
2656 /* Make the Notifcation */
2657 (Upcalls
.lpWPUPostMessage
)(Socket
->SharedData
.hWnd
,
2658 Socket
->SharedData
.wMsg
,
2660 WSAMAKESELECTREPLY(FD_ACCEPT
, 0));
2661 /* Disable this event until the next accept(); */
2662 Socket
->SharedData
.AsyncDisabledEvents
|= FD_ACCEPT
;
2666 case AFD_EVENT_DISCONNECT
:
2667 case AFD_EVENT_ABORT
:
2668 case AFD_EVENT_CLOSE
:
2669 if (0 != (Socket
->SharedData
.AsyncEvents
& FD_CLOSE
) &&
2670 0 == (Socket
->SharedData
.AsyncDisabledEvents
& FD_CLOSE
))
2672 /* Make the Notifcation */
2673 (Upcalls
.lpWPUPostMessage
)(Socket
->SharedData
.hWnd
,
2674 Socket
->SharedData
.wMsg
,
2676 WSAMAKESELECTREPLY(FD_CLOSE
, 0));
2677 /* Disable this event forever; */
2678 Socket
->SharedData
.AsyncDisabledEvents
|= FD_CLOSE
;
2681 /* FIXME: Support QOS */
2685 /* Check if there are any events left for us to check */
2686 if ((Socket
->SharedData
.AsyncEvents
& (~Socket
->SharedData
.AsyncDisabledEvents
)) == 0 )
2692 SockProcessAsyncSelect(Socket
, AsyncData
);
2696 VOID
SockProcessAsyncSelect(PSOCKET_INFORMATION Socket
, PASYNC_DATA AsyncData
)
2699 ULONG lNetworkEvents
;
2702 /* Set up the Async Data Event Info */
2703 AsyncData
->AsyncSelectInfo
.Timeout
.HighPart
= 0x7FFFFFFF;
2704 AsyncData
->AsyncSelectInfo
.Timeout
.LowPart
= 0xFFFFFFFF;
2705 AsyncData
->AsyncSelectInfo
.HandleCount
= 1;
2706 AsyncData
->AsyncSelectInfo
.Exclusive
= TRUE
;
2707 AsyncData
->AsyncSelectInfo
.Handles
[0].Handle
= Socket
->Handle
;
2708 AsyncData
->AsyncSelectInfo
.Handles
[0].Events
= 0;
2710 /* Remove unwanted events */
2711 lNetworkEvents
= Socket
->SharedData
.AsyncEvents
& (~Socket
->SharedData
.AsyncDisabledEvents
);
2713 /* Set Events to wait for */
2714 if (lNetworkEvents
& FD_READ
)
2716 AsyncData
->AsyncSelectInfo
.Handles
[0].Events
|= AFD_EVENT_RECEIVE
;
2719 if (lNetworkEvents
& FD_WRITE
)
2721 AsyncData
->AsyncSelectInfo
.Handles
[0].Events
|= AFD_EVENT_SEND
;
2724 if (lNetworkEvents
& FD_OOB
)
2726 AsyncData
->AsyncSelectInfo
.Handles
[0].Events
|= AFD_EVENT_OOB_RECEIVE
;
2729 if (lNetworkEvents
& FD_ACCEPT
)
2731 AsyncData
->AsyncSelectInfo
.Handles
[0].Events
|= AFD_EVENT_ACCEPT
;
2734 /* FIXME: THIS IS NOT RIGHT!!! HACK HACK HACK! */
2735 if (lNetworkEvents
& FD_CONNECT
)
2737 AsyncData
->AsyncSelectInfo
.Handles
[0].Events
|= AFD_EVENT_CONNECT
| AFD_EVENT_CONNECT_FAIL
;
2740 if (lNetworkEvents
& FD_CLOSE
)
2742 AsyncData
->AsyncSelectInfo
.Handles
[0].Events
|= AFD_EVENT_DISCONNECT
| AFD_EVENT_ABORT
| AFD_EVENT_CLOSE
;
2745 if (lNetworkEvents
& FD_QOS
)
2747 AsyncData
->AsyncSelectInfo
.Handles
[0].Events
|= AFD_EVENT_QOS
;
2750 if (lNetworkEvents
& FD_GROUP_QOS
)
2752 AsyncData
->AsyncSelectInfo
.Handles
[0].Events
|= AFD_EVENT_GROUP_QOS
;
2756 Status
= NtDeviceIoControlFile (SockAsyncHelperAfdHandle
,
2760 &AsyncData
->IoStatusBlock
,
2762 &AsyncData
->AsyncSelectInfo
,
2763 sizeof(AsyncData
->AsyncSelectInfo
),
2764 &AsyncData
->AsyncSelectInfo
,
2765 sizeof(AsyncData
->AsyncSelectInfo
));
2767 /* I/O Manager Won't call the completion routine, let's do it manually */
2768 if (NT_SUCCESS(Status
))
2774 AsyncData
->IoStatusBlock
.Status
= Status
;
2775 SockAsyncSelectCompletionRoutine(AsyncData
, &AsyncData
->IoStatusBlock
);
2779 VOID
SockProcessQueuedAsyncSelect(PVOID Context
, PIO_STATUS_BLOCK IoStatusBlock
)
2781 PASYNC_DATA AsyncData
= Context
;
2782 BOOL FreeContext
= TRUE
;
2783 PSOCKET_INFORMATION Socket
;
2785 /* Get the Socket */
2786 Socket
= AsyncData
->ParentSocket
;
2788 /* If someone closed it, stop the function */
2789 if (Socket
->SharedData
.State
!= SocketClosed
)
2791 /* Check if the Sequence Number changed by now, in which case quit */
2792 if (AsyncData
->SequenceNumber
== Socket
->SharedData
.SequenceNumber
)
2794 /* Do the actuall select, if needed */
2795 if ((Socket
->SharedData
.AsyncEvents
& (~Socket
->SharedData
.AsyncDisabledEvents
)))
2797 SockProcessAsyncSelect(Socket
, AsyncData
);
2798 FreeContext
= FALSE
;
2803 /* Free the Context */
2806 HeapFree(GetProcessHeap(), 0, AsyncData
);
2813 SockReenableAsyncSelectEvent (IN PSOCKET_INFORMATION Socket
,
2816 PASYNC_DATA AsyncData
;
2818 /* Make sure the event is actually disabled */
2819 if (!(Socket
->SharedData
.AsyncDisabledEvents
& Event
))
2825 Socket
->SharedData
.AsyncDisabledEvents
&= ~Event
;
2827 /* Return if no more events are being polled */
2828 if ((Socket
->SharedData
.AsyncEvents
& (~Socket
->SharedData
.AsyncDisabledEvents
)) == 0 )
2833 /* Wait on new events */
2834 AsyncData
= HeapAlloc(GetProcessHeap(), 0, sizeof(ASYNC_DATA
));
2835 if (!AsyncData
) return;
2837 /* Create the Asynch Thread if Needed */
2838 SockCreateOrReferenceAsyncThread();
2840 /* Increase the sequence number to stop anything else */
2841 Socket
->SharedData
.SequenceNumber
++;
2843 /* Set up the Async Data */
2844 AsyncData
->ParentSocket
= Socket
;
2845 AsyncData
->SequenceNumber
= Socket
->SharedData
.SequenceNumber
;
2847 /* Begin Async Select by using I/O Completion */
2848 NtSetIoCompletion(SockAsyncCompletionPort
,
2849 (PVOID
)&SockProcessQueuedAsyncSelect
,
2860 DllMain(HANDLE hInstDll
,
2867 case DLL_PROCESS_ATTACH
:
2869 AFD_DbgPrint(MAX_TRACE
, ("Loading MSAFD.DLL \n"));
2871 /* Don't need thread attach notifications
2872 so disable them to improve performance */
2873 DisableThreadLibraryCalls(hInstDll
);
2875 /* List of DLL Helpers */
2876 InitializeListHead(&SockHelpersListHead
);
2878 /* Heap to use when allocating */
2879 GlobalHeap
= GetProcessHeap();
2881 /* Initialize the lock that protects our socket list */
2882 InitializeCriticalSection(&SocketListLock
);
2884 AFD_DbgPrint(MAX_TRACE
, ("MSAFD.DLL has been loaded\n"));
2888 case DLL_THREAD_ATTACH
:
2891 case DLL_THREAD_DETACH
:
2894 case DLL_PROCESS_DETACH
:
2896 /* Delete the socket list lock */
2897 DeleteCriticalSection(&SocketListLock
);
2902 AFD_DbgPrint(MAX_TRACE
, ("DllMain of msafd.dll (leaving)\n"));